Nasa space gun to hunt life on Mars

Hunt for aliens: A University of Maryland–led team is developing a Nasa-funded zapper that can be easily tucked away aboard a spaceship. It uses an ultraviolet ray to scan Martian particles for organic compounds. Secret, huge magma chamber bubbling away near a tourist beach in Santorini, Greece - interview with team investigating discovery. Plus, China's population has fallen for the first time in 60 years.Also in this episode:-UK-Saudi solar plan to harness sun’s electrical power from space.-How drinking milk helped the ancients grow strong.-Can woolly jumpers help beat facial recognition?-Ain’t no party like an AI party...with fake guests.-Getty lawsuit ‘over AI images’.-Yours for 47 bitcoins...the tasteful new ‘crypto house’. Hosted on Acast. See acast.com/privacy for more information.